However, the casting department remembered her and asked her to send an audition tape for One Tree Hill, and producers promised her a character that she could sink her teeth into – Peyton.

After that, characters from that first season left the show, with new main characters having been both written in and out of the series.

Originally, it followed two half-brothers Lucas and Nathan Scott who started out as enemies but later formed a close bond as brothers.

After falling for Lucas's best friend, Haley, he becomes a better person and later forms a strong bond with his brother.

During the course of his life he has experienced many obstacles including spending time in a wheelchair following an accident after a fight; dealing with an overbearing father; an alcoholic-drug addict mother; allegations he cheated on Haley.

Murray, however, wanted to portray Lucas due to a connection he felt with the character.

He felt that he could inhabit the character as the two share several similarities.

Lucas is currently traveling with Peyton, Karen and Andy, while raising Sawyer and writing a new book.

Lucas returned in season nine to help Haley deal with Nathan's disappearance by taking the kids with him.

It also followed the brothers' various relationships with other female leads during their high-school years and in their early twenties.

The series ultimately spanned nearly fifteen years across nine seasons, with various time jumps taken into account.

I'm convinced I got the chance to be on One Tree Hill because I did a guest thing on Dawson's Creek as myself, when the cast appeared at the MTV Beach House." She added, "And my only scene was with Chad Michael Murray (Lucas Scott). He and Nathan started on bad terms but later become close brothers. He had to quit playing the sport after he found out he had a genetic heart problem, inherited from his father - this meant he had more time to focus on writing.